| Portable Space Engine | Builder's Guide |
 Ships and Bases: Flags |
| Name of Flag | Description |
|---|---|
| CAN_LAND | Ship object can land on planets. |
| DISABLED | The ship object has been disabled. |
| INVINCIBLE | The ship object is invincible. |
| NAKED | The shields of the ship object are inoperable. |
| PACIFIST | The ship object cannot use it's weapons. |
| POKEY | The energy required to move the ship at a given speed is doubled. |
| SPEEDY | The ship needs no energy to move at any speed. |